Re: [NTG-context] \mathextensible{21FE}

} \NC \overleftrightarrow{text} \NC\NR \NC \tex{overtwoheadleftarrow} \NC \overtwoheadleftarrow{text} \NC\NR \NC \tex{overtwoheadrightarrow} \NC \overtwoheadrightarrow{text} \NC\NR \NC \tex{texoverleftharpoondown} \NC \overleftharpoondown{text}\NC\NR \NC \tex{overleftharpoonup} \NC

Re: [NTG-context] \mathextensible{21FE}

{text} \NC\NR \NC \tex{texoverleftharpoondown} \NC \overleftharpoondown{text}\NC\NR \NC \tex{overleftharpoonup} \NC \overleftharpoonup{text} \NC\NR \NC \tex{overrightharpoondown} \NC \overrightharpoondown{text} \NC\NR \NC \tex{overrightharpoonup} \NC \overrightharpoonup{text

Re: [NTG-context] \overleftrightarrow

] \definemathoverarrow [overrightharpoonup] [\rightharpoonupfill] \definemathoverarrow [overleftharpoondown] [1pt] [\leftharpoondownfill] \definemathoverarrow [overleftharpoonup] [\leftharpoonupfill] $\overtwoheadrightarrow {XYZ}$ $\overtwoheadleftarrow {XYZ}$ $\overrightharpoondown

Re: [NTG-context] \overleftrightarrow

[overleftharpoondown] [1pt] [\leftharpoondownfill] \definemathoverarrow [overleftharpoonup] [\leftharpoonupfill] $\overtwoheadrightarrow {XYZ}$ $\overtwoheadleftarrow {XYZ}$ $\overrightharpoondown {XYZ}$ $\overrightharpoonup {XYZ}$ $\overleftharpoondown{XYZ

Re: [NTG-context] \overleftrightarrow

] [\rightharpoondownfill] \definemathoverarrow [overrightharpoonup] [\rightharpoonupfill] \definemathoverarrow [overleftharpoondown] [1pt] [\leftharpoondownfill] \definemathoverarrow [overleftharpoonup] [\leftharpoonupfill] $\overtwoheadrightarrow {XYZ}$ $\overtwoheadleftarrow {XYZ

Re: [NTG-context] \overleftrightarrow

] \definemathoverarrow [overleftharpoonup] [\leftharpoonupfill] $\overtwoheadrightarrow {XYZ}$ $\overtwoheadleftarrow {XYZ}$ $\overrightharpoondown {XYZ}$ $\overrightharpoonup {XYZ}$ $\overleftharpoondown{XYZ}$ $\overleftharpoonup {XYZ}$ There are also underarrows, which